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December Weather in Ribeirao Branco, Brazil

Last updated: August 22, 2025

In December, the average temperature in Ribeirao Branco, Brazil hovers around 21°C (70°F). Expect a delightful range, with minimums dipping to 12°C (53°F) and maximums soaring up to 33°C (91°F). Be prepared for a bit of moisture, as the area receives about 180 mm (7.1 in) of precipitation across 22 days. With an average humidity of 87%, the atmosphere feels quite tropical, adding to the region's vibrant character.

December Temperature in Ribeirao Branco

In December in Ribeirao Branco, the average temperature is 21°C (70°F). Maximums can reach 33°C (91°F) and minimums can drop to as low as 12°C (53°F). This makes it a great time for traveling, offering a comfortable climate for outdoor activities and exploration.

December Weather in Ribeirao Branco: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Ribeirao Branco, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ribeirao Branco, December typically has an average temperature of 21°C (70°F), with highs reaching up to 33°C (91°F) and lows dropping to around 12°C (53°F).
JanFebMarAprMayJunJulAugSepOctNovDec717170666261596065666670
Data source: Temperature data for Ribeirao Branco generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Ribeirao Branco

In Ribeirao Branco in December, the total precipitation amount is 180 mm (7.1 in), occurring over the course of 22 days.

December Precipitation Trends in Ribeirao Branco

The chart displays monthly precipitation patterns in Ribeirao Branco, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Ribeirao Branco, December typically receives around 180 mm (7.1 inches) of precipitation spread over approximately 22 days.
JanFebMarAprMayJunJulAugSepOctNovDec234186181617279336859159120180
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Ribeirao Branco

In Ribeirao Branco in December humidity is 87%. With an average temperature of 21°C (70°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities quite exhausting and requiring frequent breaks to hydrate and cool off.

December Average Humidity in Ribeirao Branco

This chart illustrates the average monthly humidity levels in Ribeirao Branco, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Ribeirao Branco is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%86%87%85%85%83%78%73%73%71%83%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Ribeirao Branco

In Ribeirao Branco in December, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Ribeirao Branco.

Maximum UV Index Levels in Ribeirao Branco for December

The chart shows the monthly maximum UV Index (UVI) for Ribeirao Branco in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Ribeirao Branco typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec15151311867911141515
Data source: Ribeirao Branco December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How December Weather in Ribeirao Branco Compares to Other Months

Weather in Ribeirao Branco varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Ribeirao Branco, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Ribeirao Branco, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather22°C (72°F)234 mm (9.2 inches)89%extreme
February Weather21°C (71°F)186 mm (7.3 inches)86%extreme
March Weather21°C (70°F)181 mm (7.1 inches)87%extreme
April Weather19°C (66°F)61 mm (2.4 inches)85%extreme
May Weather17°C (62°F)72 mm (2.8 inches)84%very high
June Weather16°C (61°F)79 mm (3.1 inches)83%high
July Weather15°C (59°F)33 mm (1.3 inches)78%high
August Weather15°C (60°F)68 mm (2.7 inches)73%very high
September Weather18°C (65°F)59 mm (2.3 inches)73%extreme
October Weather19°C (66°F)159 mm (6.3 inches)71%extreme
November Weather19°C (67°F)120 mm (4.7 inches)83%extreme
December Weather21°C (70°F)180 mm (7.1 inches)87%extreme

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